in·valu·able /(ˌ)ɪnˈvæljəbəl, jəwəbəl/ (a.)無價的,價值無法衡量的
In·val·u·a·ble a. Valuable beyond estimation; inestimable; priceless; precious. ◄ ►
invaluable adj : having incalculable monetary worth [syn: priceless]